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HP hotkeys does not work at all on HP 15-da1071ne laptop. Brightness
keys returns the same scancode, airplane mode returns nothing at all,
closing the lid toggles airplane mode.
Using evtest:
Available devices:
/dev/input/event0: Lid Switch
/dev/input/event1: Power Button
/dev/input/event2: Power Button
/dev/input/event3: AT Translated Set 2 keyboard
/dev/input/event4: SynPS/2 Synaptics TouchPad
/dev/input/event5: Video Bus
/dev/input/event6: Video Bus
/dev/input/event7: HP Wireless hotkeys
/dev/input/event8: HP TrueVision HD Camera: HP Tru
/dev/input/event9: HDA Intel PCH Mic
/dev/input/event10: HDA Intel PCH Headphone
/dev/input/event11: HDA Intel PCH HDMI/DP,pcm=3
/dev/input/event12: HDA Intel PCH HDMI/DP,pcm=7
/dev/input/event13: HDA Intel PCH HDMI/DP,pcm=8
/dev/input/event14: HDA Intel PCH HDMI/DP,pcm=9
/dev/input/event15: HDA Intel PCH HDMI/DP,pcm=10
/dev/input/event16: HP WMI hotkeys
Testing event 16 (HP WMI hotkeys): No output for the mentioned keys.
Testing event 3 (AT Translated Set 2 keyboard):
#Brightness up/down yield the following (both the same):
Event: time 1630657967.702964, type 4 (EV_MSC), code 4 (MSC_SCAN), value ab
Event: time 1630657967.702964, -------------- SYN_REPORT ------------
#Closing the lid then reopening it yields the following:
Event: time 1630658208.483290, type 4 (EV_MSC), code 4 (MSC_SCAN), value 9c
Event: time 1630658208.483290, type 1 (EV_KEY), code 96 (KEY_KPENTER), value 0
Event: time 1630658208.483290, -------------- SYN_REPORT ------------
Event: time 1630658211.288732, type 4 (EV_MSC), code 4 (MSC_SCAN), value d8
Event: time 1630658211.288732, -------------- SYN_REPORT ------------
Event: time 1630658211.298740, type 4 (EV_MSC), code 4 (MSC_SCAN), value d8
Event: time 1630658211.298740, -------------- SYN_REPORT ------------
Event: time 1630658212.041279, type 4 (EV_MSC), code 4 (MSC_SCAN), value d7
Event: time 1630658212.041279, type 1 (EV_KEY), code 238 (KEY_WLAN), value 1
Event: time 1630658212.041279, -------------- SYN_REPORT ------------
Event: time 1630658212.051527, type 4 (EV_MSC), code 4 (MSC_SCAN), value d7
Event: time 1630658212.051527, type 1 (EV_KEY), code 238 (KEY_WLAN), value 0
Event: time 1630658212.051527, -------------- SYN_REPORT ------------
Event: time 1630658212.058783, type 4 (EV_MSC), code 4 (MSC_SCAN), value e3
Event: time 1630658212.058783, type 1 (EV_KEY), code 143 (KEY_WAKEUP), value 1
Event: time 1630658212.058783, -------------- SYN_REPORT ------------
Event: time 1630658212.069128, type 4 (EV_MSC), code 4 (MSC_SCAN), value e3
Event: time 1630658212.069128, type 1 (EV_KEY), code 143 (KEY_WAKEUP), value 0
Event: time 1630658212.069128, -------------- SYN_REPORT ------------
Check the dmesg attached.
If anything else is needed I will provide it.
This bug has been occurring since at least kernel 5.4 on various Ubuntu based
distros, and still happens on kernel 5.13
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: bot-comment kernel-bug keyboard
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HP hotkeys does not work.
https://bugs.launchpad.net/bugs/1949106
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